Scuba Diving International (SDI) is a Scuba training and certification agency. It is the recreational arm of Technical Diving International, a technical diver training organization. SDI is a member of the United States RSTC, the RSTC Canada and the RSTC Europe. SCUBA Diving International, launched in 1998 or 1999, is the sister organization of Technical Diving International. SDI was created by dive professionals from the technical diving field. This gives the organization the perspective of teaching recreational diving through the lens of experienced technical diving. More information...
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